Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 21, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Apr 8, 2021, 6:51 PM EDT for Laurel County, Pulaski County, Kentucky. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 8, 2021, 6:51 PM EDT (22:51 UTC)
- Expired
- Apr 8, 2021, 7:15 PM EDT
- In force
- 24 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Laurel County, KY, Pulaski County, KY
The radar
The Jackson,KY radar (KJKL), 108 km from the middle of the area, began a volume at 22:54 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 10.9 hours before the alert went out and 228 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 55 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 626 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 354 m²/s²
- 0-3 km storm-relative helicity
- 375 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
573
WUUS53 KJKL 082251
SVRJKL
KYC125-199-082315-
/O.NEW.KJKL.SV.W.0021.210408T2251Z-210408T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
651 PM EDT Thu Apr 8 2021
The National Weather Service in JACKSON KY has issued a
* Severe Thunderstorm Warning for...
Southwestern Laurel County in south central Kentucky...
East central Pulaski County in south central Kentucky...
* Until 715 PM EDT.
* At 651 PM EDT, a severe thunderstorm was located over Rockcastle
Springs, or 15 miles southwest of London, moving northeast at 30
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Huxley, Baldrock, Mount Victory, Holly Bay Rec. Area, Rockcastle
Springs, Bunch, Hightop, Keavy, Lily and Vox.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3703 8443 3718 8424 3702 8407 3695 8424
3695 8425 3696 8426 3694 8430 3694 8435
TIME...MOT...LOC 2251Z 235DEG 26KT 3701 8432
HAIL...1.00IN
WIND...60MPH
$$
HAL1 follow-up statement
794
WWUS53 KJKL 082312
SVSJKL
Severe Weather Statement
National Weather Service JACKSON KY
712 PM EDT Thu Apr 8 2021
KYC125-199-082322-
/O.EXP.KJKL.SV.W.0021.000000T0000Z-210408T2315Z/
Laurel KY-Pulaski KY-
712 PM EDT Thu Apr 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LAUREL AND EAST
CENTRAL PULASKI COUNTIES WILL EXPIRE AT 715 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
LAT...LON 3703 8443 3718 8424 3702 8407 3695 8424
3695 8425 3696 8426 3694 8430 3694 8435
TIME...MOT...LOC 2312Z 235DEG 26KT 3707 8422
$$
HALThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:17 PM EDT | Special Weather Statement | JKL | Wayne | 28 min |
| Apr 8, 3:26 PM EDT | Special Weather Statement | JKL | Pulaski, Rockcastle | 49 min |
| Apr 8, 3:54 PM EDT | Severe Thunderstorm Warning | JKL | Jackson, Laurel, Pulaski, Rockcastle | 36 min |
| Apr 8, 4:27 PM EDT | Severe Thunderstorm Warning | JKL | Jackson, Laurel, Rockcastle | 33 min |
| Apr 8, 4:31 PM EDT | Special Weather Statement | JKL | Pulaski | 29 min |
| Apr 8, 5:07 PM EDT | Special Weather Statement | JKL | Lee | 38 min |
| Apr 8, 5:17 PM EDT | Special Weather Statement | JKL | Montgomery | 28 min |
| Apr 8, 5:20 PM EDT | Severe Thunderstorm Warning | JKL | Estill, Lee, Powell, Wolfe | 25 min |
| Apr 8, 5:40 PM EDT | Severe Thunderstorm Warning | JKL | Menifee, Morgan, Powell, Wolfe | 25 min |
| Apr 8, 5:50 PM EDT | Severe Thunderstorm Warning | JKL | Estill, Lee, Powell, Wolfe | 25 min |
| Apr 8, 5:56 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Whitley | 49 min |
| Apr 8, 6:02 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Wayne | 21 min |
| Apr 8, 6:14 PM EDT | Severe Thunderstorm Warning | JKL | Menifee, Morgan, Powell, Wolfe | 31 min |
| Apr 8, 6:44 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Jackson, Laurel, Owsley | 31 min |
| Apr 8, 6:58 PM EDT | Severe Thunderstorm Warning | JKL | Bell, Knox, Whitley | 35 min |
| Apr 8, 7:11 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Lee, Magoffin, Morgan, Wolfe | 49 min |
| Apr 8, 7:31 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Laurel, Owsley | 29 min |
| Apr 8, 7:39 PM EDT | Severe Thunderstorm Warning | JKL | Bell | 51 min |
| Apr 8, 7:49 PM EDT | Special Weather Statement | JKL | Breathitt | 26 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.